Inventor · disambiguated record
Yasumasa Tomori
Also filed as: TOMORI YASUMASA
15 granted patents·289 citations·filing 1979–1986
94Inventor score
Files withASAHI OPTICAL CO LTD15
Top patents by PatentIndex Score
15 records- 0192US4518239AIntermediate adapter for cameraASAHI OPTICAL CO LTD·Filed 1984·Granted May 21, 1985·31 cites·8 claims
- 0285US4589750AAdapter for connecting single-lens reflex camera lens to video cameraASAHI OPTICAL CO LTD·Filed 1984·Granted May 20, 1986·19 cites·7 claims
- 0382US4359276AInterchangeable lens barrelASAHI OPTICAL CO LTD·Filed 1981·Granted Nov 16, 1982·17 cites·10 claims
- 0479US4822153AOne-hand zoom lens barrelASAHI OPTICAL CO LTD·Filed 1986·Granted Apr 18, 1989·43 cites·7 claims
- 0579US4416526AInterchangeable lens barrelASAHI OPTICAL CO LTD·Filed 1981·Granted Nov 22, 1983·16 cites·7 claims
- 0678US4400075AAutomatic focus camera with interchangeable lensASAHI OPTICAL CO LTD·Filed 1981·Granted Aug 23, 1983·15 cites·19 claims
- 0777US4627691ACam grooves for displacing lensesASAHI OPTICAL CO LTD·Filed 1984·Granted Dec 9, 1986·33 cites·3 claims
- 0875US4443085ACamera with an interchangeable lensASAHI OPTICAL CO LTD·Filed 1982·Granted Apr 17, 1984·13 cites·6 claims
- 0970US4324457AMacro photographic change-over device for zoom lens barrelASAHI OPTICAL CO LTD·Filed 1980·Granted Apr 13, 1982·25 cites·8 claims
- 1069US4413893AInterchangeable lens barrelASAHI OPTICAL CO LTD·Filed 1981·Granted Nov 8, 1983·9 cites·8 claims
- 1167US4523815AZoom lens barrel for macrofocusingASAHI OPTICAL CO LTD·Filed 1983·Granted Jun 18, 1985·22 cites·10 claims
- 1264US4309077ALens barrel capable of automatic and manual focalizing operationsASAHI OPTICAL CO LTD·Filed 1979·Granted Jan 5, 1982·19 cites·7 claims
- 1354US4333712AChange-over device for zoom lensASAHI OPTICAL CO LTD·Filed 1980·Granted Jun 8, 1982·14 cites·5 claims
- 1449US4429973ACompensation for diaphragm control for SLR cameraASAHI OPTICAL CO LTD·Filed 1982·Granted Feb 7, 1984·4 cites·6 claims
- 1546US4304463ALens barrel automatic focalization deviceASAHI OPTICAL CO LTD·Filed 1979·Granted Dec 8, 1981·9 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →